Collenchyma is a type of mechanical tissue but it is not as efficient as sclerenchyma. However, it has certain advantages like

Sclerenchyma is mechanical tissue because it has

Sclerenchyma is mechanical tissue because it has

Collenchyma is a type of………………tissue.

Assertion: Parenchyma and collenchyma tissues act as mechanical tissue to plants. Reason: Parenchyma and collenchyma form an important part of the bark of trees.

Collenchyma is a simple tissue and differs from sclerenchyma in

(i) What is mechanical advantage? (ii) Define efficiency of a machine.

Living mechanical tissue is (a) collenchyma (b) parenchyma (c) sclerenchyma (d) complex tissue